SIMATIC S7-300, CPU 315F-2DP Fail-Safe Module With MPI Integr 6ES7315-2FJ14-0AB0

The SIMATIC S7-300, CPU 315F-2DP Fail-Safe Module (6ES7315-2FJ14-0AB0) is a highly efficient automation controller designed for robust industrial operations. Powered by a 24V DC rated voltage and input current of 750mA, it delivers reliable performance with a power loss of just 4.65W. Its fail-safe functionality ensures secure and error-free operations, making it ideal for critical automation tasks. The module operates seamlessly in temperature ranges from 0C to 60C and accommodates up to 95% humidity, ensuring durability in challenging environments. The compact design, measuring 40 x 125 x 130 mm and weighing only 340 grams, supports easy installation via DIN-rail mounting. The black finish alongside IP20-rated protection ensures adequate safeguarding against external particles. Suitable for industries requiring comprehensive automation solutions, the device supports 50/60 Hz frequencies for global adaptability. This robust module is perfect for streamlining automation tasks and enhancing safety in industrial setups.

General Information

• Product Name: CPU 315F-2 PN/DP

• Firmware: V3.2

• Isochronous Mode: Yes (via PROFIBUS DP or PROFINET)

• Programming Software: STEP 7 V5.5+, Distributed Safety V5.4 SP4

Supply Voltage

• Rated voltage: 24 V DC

• Range: 20.428.8 V DC

• Recommended external fuse: 2 A

• Mains buffering time: 5 ms

• Minimum repeat rate: 1 s

Input Current / Power

• Rated current consumption: 750 mA

• No-load current: 150 mA (typ.)

• Inrush current: 4 A

• Power loss: 4.65 W (typ.)

Memory

Work Memory

• Integrated: 512 KB

• Expandable: No

Load Memory

• MMC card: Required

• Max MMC size: 8 MB

• Minimum data retention on MMC: 10 years

Backup

• Battery-less backup: Yes (via MMC)

• Program & data retained: Yes

CPU Processing Times (Typical)

• Bit operations: 0.05 s

• Word operations: 0.09 s

• Fixed-point arithmetic: 0.12 s

• Floating-point arithmetic: 0.45 s

Block Capacity

• Total blocks: 1024 (DB, FB, FC)

• Max block size: 64 KB

DB

• Max number: 1024

• Size: Up to 64 KB

FB / FC

• Max number: 1024 each

• Size: Up to 64 KB

OB (Main & Interrupt Blocks)

Includes:

• OB1 (cycle)

• OB10 (time alarm)

• OB20/21 (delay alarm)

• OB3235 (cyclic interrupts)

• OB40 (process alarm)

• OB5557 (DPV1 alarms)

• OB61 (isochronous mode)

• OB100 (startup)

• Error OBs: OB80, OB82, OB83, OB85, OB86, OB87

• Synchronous errors: OB121, OB122

Timers, Counters, Retentivity

• S7 counters: 256

• S7 timers: 256

• IEC counters/timers: Unlimited (RAM-based)

• Retentive memory: Up to 128 KB

• Flags: 2048 bytes (MB 02047)

Addressing / Process Image

• Input area: 2048 bytes

• Output area: 2048 bytes

• Default PI size: 128 bytes each

• Subprocess images: 1 max

Channel Limits

• Digital inputs: 16,384 (1024 central)

• Digital outputs: 16,384 (1024 central)

• Analog inputs: 1024 (256 central)

• Analog outputs: 1024 (256 central)

Hardware / Rack Capacity

• Expansion units: 3

• Racks supported: 4

• Modules per rack: 8

• DP Masters: 1 integrated + up to 4 via CP

• FM modules: Up to 8

• CP modules (LAN): Up to 10

Clock

• Real-time clock: Yes

• Backup time: 6 weeks @ 40C

• Max deviation: 10 s/day (typ. 2 s)

• Retentive time: Yes

Interfaces

1) RS485 (MPI/DP)

• MPI baud rate: Up to 12 Mbit/s

• PROFIBUS DP Master: Up to 124 slaves

• PROFIBUS device mode: Yes

• Supports: Routing, global data, isochronous mode, DPV1

2) PROFINET (Ethernet)

• Ports: 2 (RJ45 switch)

• Speed: 10/100 Mbit/s (Auto)

• Supports:

  • PROFINET IO Controller

  • PROFINET IO Device

  • IRT (Isochronous Real-Time)

  • Open communication (TCP/IP, ISO-on-TCP, UDP)

  • Web server (read-only)

  • Media redundancy

PROFINET IO Controller

• Max IO devices: 128

• Max IRT devices: 64

• Max user data consistency: 1024 bytes

• Update time: 250 s to 512 ms

PROFINET IO Device

• Shared device: Yes

• Max submodules: 64

• Transfer memory per controller: 1440 bytes in/out

Diagnostics & Commissioning

• Diagnostic buffer: 500 entries

• Status/control variable monitoring: Yes

• Forcing (I/O): Up to 10 variables

• Breakpoints: 4

• Test functions: Single step, status display

Environmental Conditions

• Operating temperature: 0 to 60C

Programming Languages

• LAD, FBD, STL, SCL, CFC, GRAPH, HiGraph

Physical Details

• Width: 40 mm

• Height: 125 mm

• Depth: 130 mm

• Weight: Approx. 340 g

Technical Details 

FAQs of SIMATIC S7-300, CPU 315F-2DP Fail-Safe Module With MPI Integr 6ES7315-2FJ14-0AB0: